XlsxWriter is a Python module that can be used to write text, numbers, formulas
and hyperlinks to multiple worksheets in an Excel 2007+ XLSX file. It supports
features such as formatting and many more, including:
    100% compatible Excel XLSX files.
    Full formatting.
    Merged cells.
    Defined names.
    Charts.
    Autofilters.
    Data validation and drop down lists.
    Conditional formatting.
    Worksheet PNG/JPEG images.
    Rich multi-format strings.
    Cell comments.
    Textboxes.
    Integration with Pandas.
    Memory optimization mode for writing large files.
